Cal. Code Regs. Tit. 22, § 72639 - Air Filters
(a) The
licensee shall be responsible for regular inspection, cleaning or replacement
of all filters installed in heating, air conditioning and ventilating systems,
as necessary to maintain the systems in normal operating condition.
(b) A written record of inspection, cleaning
or replacement, including static pressure drop, shall be maintained and
available for inspection. The record shall include a description of the filters
originally installed, the efficiency rating according to "Standard 52.2-2017 --
Method of Testing General Ventilation Air-Cleaning Devices for Removal
Efficiency by Particle Size" (2017) by the American Society of Heating,
Refrigerating and Air-Conditioning Engineers (ASHRAE), hereby incorporated by
reference, and the criteria established by the manufacturer or supplier to
determine when replacement or cleaning is necessary.
(c) Following filter replacement or cleaning,
the installation shall be visually inspected for torn media and by-pass in
filter frames by means of a flashlight or equivalent, both with fans in
operation and stopped. Tears in filter media and by-pass in filter frames shall
be eliminated in accordance with the manufacturer's directions and as required
by the Department.
(d) Where a
filter maintenance is performed by an equipment service company, a
certification shall be provided to the licensee that the requirements listed in
this section have been accommodated.
Notes
Note: Authority cited: Sections 208(a) and 1275, Health and Safety Code. Reference: Section 1276, Health and Safety Code.
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